Plumbing Services in McKinney, TX

Master Plumber James Armstrong has worked North Texas plumbing since 1995. Slab leak repair, whole-house repipes, sewer line replacement, water heaters, and gas line work across McKinney, from the historic homes off the Square to Stonebridge Ranch, Craig Ranch, and Trinity Falls. Texas License M-39428 with gas endorsement. BBB A+ accredited since 2018.

We run out of Mesquite, about 40 to 45 minutes from McKinney, so we book McKinney work as scheduled appointments rather than same-day emergency runs. That suits the jobs worth doing right: leak detection, repipes, sewer replacement, water heater installs. You get a firm quote before anyone starts.

Camera inspection $150 to $400. Hydrostatic testing $300 to $500.

Same-Day Service — Call Before Noon • Most calls are answered within 15 minutes

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Licensed Master Plumber

License #M39428

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The “Armstrong Clean Promise".

We leave your home cleaner than we found it, or we pay for the cleaning. No mess, no stress — that's our guarantee.

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Special Offers

Save BIG With James Armstrong Plumbing

$100Off

Any Mainline Cleaning
Includes camera inspection. Main line or any household drain.
*Offer ends when monthly slots are filled

$500Off

Any Sewer Line
Replacement Excavation
Full trenchless or traditional excavation.
*Offer ends when monthly slots are filled

Mention your coupon when you call or we’ll apply it automatically  from your quote request.

Coupons can’t be combined. One per household per service visit

Our Services

Plumbing Services for McKinney Homes & Businesses

At James Armstrong Plumbing, we handle every aspect of your plumbing system — from quick fixes to complex installations.

That matters for how you should use us. If your water heater is leaking right now at 6 p.m. on a Friday, call somebody closer. If you are dealing with a slab leak, a failing sewer line, a polybutylene repipe, or a water heater replacement you can schedule, the drive is worth it and so is the price difference on a job that size.

Most Requested
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Plumbing Repairs and Installation

Get fast help from a trusted plumber in the DFW for leaks, fixture installs, and upgrades. We restore your plumbing with smooth, reliable work.

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Water Heater Services

From quick fixes to full replacements, our water heater services in Dallas-Fort Worth, keep your hot water steady. We work on all standard and tankless models.

Most Requested
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Drain Cleaning Services

Stubborn clogs disappear with our drain-cleaning solutions in Texas. We clear the buildup fully so your drains flow the way they should.

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Sewer Line Plumbing

Our team handles sewer line plumbing in the DFW , with careful inspection and precise repairs. We keep wastewater moving safely away from your home.

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Gas Line Plumbing

Safe and reliable gas line plumbing in the DFW, is just a call away. Whether it’s a leak, repair, or new line, we follow strict safety standards.

Emergency Service

Emergency Service — Available 24/7

Burst pipe? Major leak? Don’t wait. Our emergency team serves the entire DFW area around the clock.

Technician available now

Proudly partnered with leading brands

James Armstrong Plumbing licensed technicians team in Mesquite, TX

Meet James Armstrong

Meet the Master Plumber Serving DFW: James Armstrong

James Armstrong has been a Mesquite-resident Master Plumber since 1995. What began as helping neighbors fix leaky faucets turned into a career — and eventually a family business, built on one simple rule: treat people right, do the job with integrity, and always stand behind your work. Today, James and his crew serve Mesquite, Rowlett, Sachse, Garland, and the broader east DFW metro, with most calls dispatched and on-site within 25 minutes of the Mesquite headquarters at 844 Dalworth Dr.

“In thirty years working Rowlett, Garland, and the Lake Ray Hubbard side of the metro, the drain calls almost always come down to two things: tree roots in the older Rowlett neighborhoods near the lake, and grease and hair buildup in the newer developments off Liberty Grove and Schrade Road. We camera-inspect first, then choose hydro-jetting or snaking based on what we actually see — not on what gets you to the highest invoice.”

James Armstrong, Master Plumber  •  Texas License M-39428  •  Founder, James Armstrong Plumbing

 

Every job comes with the Armstrong Clean Promise — we leave your home cleaner than we found it, guaranteed. No excuses, no mess, no shortcuts. It’s the kind of commitment that’s earned us thousands of repeat customers and a reputation across the DFW metroplex for honest, reliable work.

Why Choose Us

Why McKinney Homeowners Choose James Armstrong

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Licensed & Certified Technicians

Our plumbers are fully licensed, professionally trained, and committed to delivering quality workmanship that meets today’s industry standards.

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Transparent, Upfront Pricing

No hidden fees and no surprises. Just clear, honest pricing you can trust before we begin any repair or installation.

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Fast & Friendly Service

We respect your time. Our technicians arrive promptly, work efficiently, and treat you and your home with courtesy and care.

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The Armstrong Clean Promise

Floor protection, shoe covers, and a meticulous cleanup on every job. If your home isn’t cleaner than we found it, we pay for the cleaning.

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5-Star Rated by Homeowners Like You

Local families choose us for reliable plumbing and friendly service. Your comfort, safety, and satisfaction are the reasons we do what we do.

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Emergency Response Available

Afterhours and weekend emergency calls accepted. $199 emergency service fee — no surprises. Call (214) 918-6109.

Emergency Calls Accepted After Hours & Weekends as well.

Plumbing Emergency? We Take After-Hours & Weekend Emergency Calls. (214) 918-6109 • $199 emergency dispatch fee • Most calls responded to same day.
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Our Process

What to Expect
 
When You Call

From your first call to our follow-up check-in —
here’s exactly how we take care of you.
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01
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Call or Book Online

Speak with a real person, not a call center. We schedule at your convenience.

02
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Same-Day Inspection

A licensed plumber evaluates your issue on-site. No guesswork.

03
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Upfront Quote

You approve the price before work begins. The number you see is final.

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Clean, Expert Work

Armstrong Clean Promise — we leave your home better than we found it.

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Follow-Up Guarantee

We check in within 24 hours and follow up to ensure everything holds.

Free estimate · No obligation · Real person answers

Customer Reviews

What Our Customers Say

4.8
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Service Areas

Serving Communities Across
Dallas-Fort Worth

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FAQ

Frequently Asked Questions

Have questions? We’ve got answers. Can’t find what you’re looking for? Give us a call anytime.

Our friendly team is available 24/7 to help you.

No. We are at 844 Dalworth Dr, Suite 10, Mesquite, TX 75149, about 40 to 45 minutes from McKinney. We serve McKinney as scheduled work rather than same-day emergency dispatch, and we would rather say that plainly than overpromise on arrival time.

McKinney sits on Houston Black clay, which the City of McKinney identifies as the primary soil in McKinney and Collin County. It is 60 to 80 percent smectite, the clay mineral that swells when wet and shrinks in drought. Under a slab-on-grade foundation that movement stresses the copper supply lines running through the slab until a joint gives.

It is worth checking. Polybutylene supply pipe went into homes across the Sun Belt from roughly 1978 to 1995, and parts of McKinney were built in that window. It is gray, blue, or black flexible pipe, often stamped PB or PB2110, usually visible at the water heater, the main shutoff, or the meter. Plenty of homes from that era were plumbed in copper instead, so look before you assume.

McKinney is supplied by the North Texas Municipal Water District, and NTMWD's 2024 water quality report puts total hardness up to roughly 200 mg/L, about 11 to 12 grains per gallon. That is hard enough to shorten water heater life without an annual flush and to require regular descaling on tankless units.

Yes. McKinney requires a permit for water heater replacement, and also for repiping, sewer line work, and gas line work. Drain clearing, minor leak repair, and swapping a fixture in the same location generally do not require one. Confirm your specific job with McKinney Building Inspections at 469-617-4800.

Yes, and it is common in McKinney's historic districts. Homes from the 1880s through the 1930s were typically built with cast iron drain lines, galvanized supply, and clay sewer laterals. We camera the line first and quote cleaning when the pipe is sound and replacement when it is not.

Our friendly team is available 24/7 to help you.